if (request.getTaskDefinitionKey() != null) {
taskQuery.taskDefinitionKey(request.getTaskDefinitionKey());
}
if (request.getTaskDefinitionKeyLike() != null) {
taskQuery.taskDefinitionKeyLike(request.getTaskDefinitionKeyLike());
}
if (request.getDueDate() != null) {
taskQuery.taskDueDate(request.getDueDate());
}
if (request.getDueBefore() != null) {